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Individual Calculations July 2011 |
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| Profumo, Alberto Total change: -16.35 | |   |
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| SGM 2010/11 (League 1+2) | decentralised | SUI | 2010-11-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2258 | 2256 | 1.50 | 4 | -0.49 | 15 | -7.35 | |
|  Bucher, Michael | f | | 2248 | SUI | 0.00 | 1 | -0.51 | 15 | -7.65 | | | Wyss, Thomas | f | | 2287 | SUI | 1.00 | 1 | 0.54 | 15 | 8.10 | |  Perez, Jose | | | 2190 | SUI | 0.00 | 1 | -0.59 | 15 | -8.85 | | | Wyss, Jonas | f | | 2307 | SUI | 0.50 | 1 | 0.07 | 15 | 1.05 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | Amateur Weekend CHessOPEN | Lugano-Paradiso | SUI | 2011-05-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2140 | 2251 | 2.50 | 5 | -0.60 | 15 | -9.00 | |
| | Florin, Jon | | | 1851 * | SUI | 0.50 | 1 | -0.42 | 15 | -6.30 | | | Berger, Stefan | | | 2012 | SUI | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Colmenares, Aurelio | f | | 2257 | SUI | 0.00 | 1 | -0.49 | 15 | -7.35 | | | Habibi, Ali | m | | 2304 | GER | 1.00 | 1 | 0.57 | 15 | 8.55 | | | Borsos, Bogdan | m | | 2278 | UKR | 0.00 | 1 | -0.46 | 15 | -6.90 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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